Quote:
Originally Posted by rjdnyy224
Well the car comes from the factory with a diverter valve to redirect charged air back into the system, obviously. The GFB DV+ is just a sturdier diverter valve to replace the failure prone factory one. It also has a stiffer spring, which gives you that flutter sound. There's a really in depth thread about it on the N20 sub.
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Thank you I'll take a look for sure .